CN204927981U - Whole string of insulator of change strain insulator is with pull rod device of adjustable length - Google Patents

Whole string of insulator of change strain insulator is with pull rod device of adjustable length Download PDF

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Publication number
CN204927981U
CN204927981U CN201520780247.XU CN201520780247U CN204927981U CN 204927981 U CN204927981 U CN 204927981U CN 201520780247 U CN201520780247 U CN 201520780247U CN 204927981 U CN204927981 U CN 204927981U
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China
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arm
tie
length adjustment
interior
insulator
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CN201520780247.XU
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Chinese (zh)
Inventor
于翔
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State Grid Shanghai Electric Power Co Ltd
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State Grid Shanghai Electric Power Co Ltd
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Abstract

The utility model provides a whole string of insulator of change strain insulator is with pull rod device of adjustable length, including the arm -tie, just the size is unanimous for total two of this arm -tie, the arm -tie is vertical shape's face -to -face setting, it uses interior arm -tie to be provided with a length adjustment between these two arm -ties, this length adjustment can perpendicular slip from top to bottom between two arm -ties with interior arm -tie, 6-8 arm -tie holes that are the perpendicular interval distribution of waiting are all seted up with length adjustment on one's body with the board of interior arm -tie to the arm -tie, connect to be connected with length adjustment the arm -tie with interior arm -tie with bolt and nut traversing arm -tie hole and fix, the bottom that length adjustment stretches out the arm -tie with the lower extreme of interior arm -tie, and this length adjustment is provided with one with the connection of the lower extreme of interior arm -tie and turns to the connecting plate, should turn to the connecting plate is connected with a hookup cardboard 6 again. The utility model discloses its is rational in infrastructure, the whole length and the pulling force angle can be adjusted of pull rod, and it is very convenient to adjust moreover, and the operating efficiency is high, the utility model discloses intensity is high, can not produce elastic expansion and warp, and is guaranteed in the security.

Description

A kind of pull rod device of exchanging strain insulator-chain electrical insulator adjustable length
Technical field
The utility model relates to a kind of maintenance instrument, the pull rod device of adjustable length used when particularly relating to a kind of exchange strain insulator-chain electrical insulator be applied in high voltage power transmission and transforming line maintenance, maintenance work.
Background technology
Along with day by day carrying out of industrial development and Process of Urbanization Construction, the power transmission and transformation line of high pressure and even superhigh pressure, ultra high voltage is also thereupon universal and progressively apply, a highly professional job for the maintenance of high voltage power transmission and transforming circuit, maintenance work, job safety when operation, operating efficiency all needs to consider, in the maintenance, maintenance work of high voltage power transmission and transforming circuit, particularly exchanging the operation of strain insulator-chain electrical insulator, is have employed the drag load instrument being used as strain insulator-chain electrical insulator with steel wire rope under prior art.
Through the operational feedback of field worker, due to the heavier mass of strain insulator-chain electrical insulator, and the drag load that steel wire rope holding capacity is little, intensity is low, excessive can cause steel wire rope to produce elastic telescopic distortion, if the method adopting multiple tracks to tie up makes work efficiency drop, and due to work high above the ground rotary space little, cause task difficulty coefficient large, danger is also larger, so from indices and feedback, drag load instrument when steel wire rope is exchanged as strain insulator-chain electrical insulator is also defective.
In sum, drag load instrument when steel wire rope under prior art is exchanged as strain insulator-chain electrical insulator has no small defect, the degree-of-difficulty factor, the danger coefficient that result in operation are large, and operating efficiency is not high yet, therefore first in the urgent need to a kind of drag load instrument of novel exchange strain insulator-chain electrical insulator, for the steel wire rope under prior art, and this instrument should meet lightweight, easy to adjust, intensity is high and can not produce elastic telescopic distortion requirement.
Utility model content
In order to solve the high voltage power transmission and transforming line maintenance under prior art, variety of problems existing during exchange strain insulator-chain electrical insulator in maintenance work, the utility model provides a kind of pull rod device of exchanging strain insulator-chain electrical insulator adjustable length, this pull rod device structure is simple, lightweight, and length and pulling force angle can be regulated according to the pulling force size of required carrying easily, and the intensity of pull rod device is high, elastic telescopic distortion can not be produced, guaranteed in fail safe, a kind of concrete structure exchanging the pull rod device of strain insulator-chain electrical insulator adjustable length of the present utility model is as described below:
Exchange a pull rod device for strain insulator-chain electrical insulator adjustable length, comprise arm-tie, it is characterized in that:
Described arm-tie has two pieces and in the same size, and arm-tie is the face-to-face setting of vertical configuration, between these two pieces of arm-ties, be provided with the interior arm-tie of a length adjustment, this length adjustment with interior arm-tie can between two pieces of arm-ties upper and lower vertical sliding motion;
Described arm-tie all offers 6 ~ 8 with it in the vertical arm-tie hole be spacedly distributed with the length adjustment plate of interior arm-tie, and connection bolt and nut is horizontally through arm-tie hole and arm-tie and the interior arm-tie of length adjustment is connected and fixed;
The bottom of arm-tie is stretched out in the described length adjustment lower end of interior arm-tie, and this length adjustment is connected with one with the lower end of interior arm-tie turns to gusset piece, and this turns to gusset piece to connect clamp with one to be again connected.
According to a kind of pull rod device of exchanging strain insulator-chain electrical insulator adjustable length of the present utility model, it is characterized in that, described length adjustment is connected with one with the lower end of interior arm-tie and turns to gusset piece, and this turns to gusset piece to make the interior arm-tie of length adjustment and connected arm-tie gusset piece can be turned to rotate around this.
Purpose of design is herein, gusset piece is turned to make the interior arm-tie of length adjustment and connected arm-tie gusset piece can be turned to rotate around this, a kind of pull rod device of exchanging strain insulator-chain electrical insulator adjustable length of the present utility model is made to can be used for the drag load of all angles, above-mentioned connection bolt and nut is coordinated arm-tie and the interior arm-tie of length adjustment to be connected and fixed through arm-tie hole, the utility model is made to deal with different drag load intensity by regulating connection bolt and nut to screw in different arm-tie holes and pull length distance to regulate, regulate very convenient and efficiency is high.
According to a kind of pull rod device of exchanging strain insulator-chain electrical insulator adjustable length of the present utility model, it is characterized in that, top and the steel tower cross-arm of described arm-tie are connected and fixed, then mechanical tightening device is connected and fixed with one to connect clamp, connection bolt and nut is horizontally through arm-tie hole and arm-tie and the interior arm-tie of length adjustment is connected and fixed, and forms the pull rod device of an all-in-one-piece exchange strain insulator-chain electrical insulator adjustable length.
A kind of pull rod device of exchanging strain insulator-chain electrical insulator adjustable length of the present utility model, its arm-tie and the interior arm-tie of length adjustment all adopt integrated steel plate manufacture, and the drag load making it bear is high.
The utility model in use, the top of arm-tie and steel tower cross-arm are connected and fixed, then mechanical tightening device is connected and fixed with one to connect clamp, connection bolt and nut is horizontally through arm-tie hole and arm-tie and the interior arm-tie of length adjustment is connected and fixed, and forms the pull rod device of an all-in-one-piece exchange strain insulator-chain electrical insulator adjustable length.
A kind of pull rod device of exchanging strain insulator-chain electrical insulator adjustable length of the present utility model is used to obtain following beneficial effect:
1. a kind of pull rod device of exchanging strain insulator-chain electrical insulator adjustable length of the present utility model, it is rational in infrastructure, the entire length of pull bar and pulling force angle adjustable, and regulates very convenient, and operating efficiency is high;
2. a kind of pull rod device of exchanging strain insulator-chain electrical insulator adjustable length of the present utility model, its arm-tie and the interior arm-tie of length adjustment all adopt integrated steel plate manufacture, and intensity is high, can not produce elastic telescopic distortion, guaranteed in fail safe.
Accompanying drawing explanation
Fig. 1 is a kind of concrete structure schematic diagram exchanging the pull rod device of strain insulator-chain electrical insulator adjustable length of the present utility model;
Fig. 2 is a kind of concrete structure end view exchanging the pull rod device of strain insulator-chain electrical insulator adjustable length of the present utility model.
In figure: 1-arm-tie, the interior arm-tie of 2-length adjustment, 3-arm-tie hole, 4-connection bolt and nut, 5-turns to gusset piece, and 6-connects clamp.
Embodiment
Below in conjunction with drawings and Examples, a kind of pull rod device of exchanging strain insulator-chain electrical insulator adjustable length of the present utility model is further described.
Embodiment
As depicted in figs. 1 and 2, a kind of pull rod device of exchanging strain insulator-chain electrical insulator adjustable length, comprise arm-tie 1, this arm-tie has two pieces and in the same size, arm-tie is the face-to-face setting of vertical configuration, between these two pieces of arm-ties, be provided with the interior arm-tie 2 of a length adjustment, this length adjustment with interior arm-tie can between two pieces of arm-ties upper and lower vertical sliding motion;
Arm-tie 1 all offers 6 ~ 8 with it in the vertical arm-tie hole 3 be spacedly distributed with the length adjustment plate of interior arm-tie 2, and connection bolt and nut 4 is horizontally through arm-tie hole and arm-tie and the interior arm-tie of length adjustment is connected and fixed;
The bottom of arm-tie 1 is stretched out in the length adjustment lower end of interior arm-tie 2, and this length adjustment is connected with one with the lower end of interior arm-tie turns to gusset piece 5, and this turns to gusset piece to connect clamp 6 with one to be again connected.
Length adjustment is connected with one with the lower end of interior arm-tie 2 and turns to gusset piece 5, and this turns to gusset piece to make the interior arm-tie 2 of length adjustment and connected arm-tie 1 gusset piece can be turned to rotate around this.
Gusset piece 5 is turned to make the interior arm-tie 2 of length adjustment and connected arm-tie 1 gusset piece can be turned to rotate around this, a kind of pull rod device of exchanging strain insulator-chain electrical insulator adjustable length of the present utility model is made to can be used for the drag load of all angles, above-mentioned connection bolt and nut is coordinated arm-tie and the interior arm-tie of length adjustment to be connected and fixed through arm-tie hole, the utility model is made to deal with different drag load intensity by regulating connection bolt and nut to screw in different arm-tie holes and pull length distance to regulate (dotted portion of the middle and lower part of Fig. 1 and Fig. 2 is the signal pulling length distance to regulate), regulate very convenient and efficiency is high.
Top and the steel tower cross-arm (not shown) of arm-tie 1 are connected and fixed, then mechanical tightening device (not shown) is connected and fixed with one to connect clamp, connection bolt and nut 4 is horizontally through arm-tie hole 3 and arm-tie and the interior arm-tie 2 of length adjustment is connected and fixed, and forms the pull rod device of an all-in-one-piece exchange strain insulator-chain electrical insulator adjustable length.
A kind of pull rod device of exchanging strain insulator-chain electrical insulator adjustable length of the present utility model, its arm-tie and the interior arm-tie of length adjustment all adopt integrated steel plate manufacture, and the drag load making it bear is high.
The utility model in use, the top of arm-tie and steel tower cross-arm are connected and fixed, then mechanical tightening device is connected and fixed with one to connect clamp, connection bolt and nut is horizontally through arm-tie hole and arm-tie and the interior arm-tie of length adjustment is connected and fixed, and forms the pull rod device of an all-in-one-piece exchange strain insulator-chain electrical insulator adjustable length.
It is rational in infrastructure for the utility model, the entire length of pull bar and pulling force angle adjustable, and regulates very convenient, and operating efficiency is high; The utility model intensity is high, can not produce elastic telescopic distortion, guaranteed in fail safe.The utility model is applicable to the field of the exchange strain insulator-chain electrical insulator operation in various high voltage power transmission and transforming line maintenance, maintenance work.

Claims (3)

1. exchange a pull rod device for strain insulator-chain electrical insulator adjustable length, comprise arm-tie (1), it is characterized in that:
Described arm-tie (1) has two pieces and in the same size, arm-tie is the face-to-face setting of vertical configuration, between these two pieces of arm-ties, be provided with the interior arm-tie of a length adjustment (2), this length adjustment with interior arm-tie can between two pieces of arm-ties upper and lower vertical sliding motion;
Described arm-tie (1) all offers 6 ~ 8 with it in the vertical arm-tie hole (3) be spacedly distributed with the length adjustment plate of interior arm-tie (2), and connection bolt and nut (4) is horizontally through arm-tie hole and arm-tie and the interior arm-tie of length adjustment is connected and fixed;
The bottom of arm-tie (1) is stretched out in the described length adjustment lower end of interior arm-tie (2), and this length adjustment is connected with one with the lower end of interior arm-tie turns to gusset piece (5), this turns to gusset piece to connect clamp (6) again with one to be connected.
2. a kind of pull rod device of exchanging strain insulator-chain electrical insulator adjustable length as claimed in claim 1, it is characterized in that, described length adjustment is connected with one with the lower end of interior arm-tie (2) and turns to gusset piece (5), and this turns to gusset piece to make the interior arm-tie of length adjustment (2) and connected arm-tie (1) gusset piece can be turned to rotate around this.
3. a kind of pull rod device of exchanging strain insulator-chain electrical insulator adjustable length as claimed in claim 1, it is characterized in that, top and the steel tower cross-arm of described arm-tie (1) are connected and fixed, then mechanical tightening device is connected and fixed with one to connect clamp (6), connection bolt and nut (4) is horizontally through arm-tie hole and arm-tie and the interior arm-tie of length adjustment (2) is connected and fixed, and forms the pull rod device of an all-in-one-piece exchange strain insulator-chain electrical insulator adjustable length.
CN201520780247.XU 2015-10-09 2015-10-09 Whole string of insulator of change strain insulator is with pull rod device of adjustable length Active CN204927981U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520780247.XU CN204927981U (en) 2015-10-09 2015-10-09 Whole string of insulator of change strain insulator is with pull rod device of adjustable length

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520780247.XU CN204927981U (en) 2015-10-09 2015-10-09 Whole string of insulator of change strain insulator is with pull rod device of adjustable length

Publications (1)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106169715A (en) * 2016-08-09 2016-11-30 国网上海市电力公司 A kind of UHV transmission line cross-arm side whole string strain insulator departs from and restoration methods
CN106207855A (en) * 2016-08-09 2016-12-07 国网上海市电力公司 A kind of UHV transmission line whole string strain insulator exchange method
CN106253132A (en) * 2016-08-09 2016-12-21 国网上海市电力公司 A kind of whole string strain insulator handling scalable pole and application thereof
CN106410660A (en) * 2016-08-09 2017-02-15 国网上海市电力公司 Whole string tension insulator separation and recovery device at cross arm side of ultra-high voltage transmission line
CN106410661A (en) * 2016-08-09 2017-02-15 国网上海市电力公司 Whole string tension insulator exchange device of ultra-high voltage transmission line

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106169715A (en) * 2016-08-09 2016-11-30 国网上海市电力公司 A kind of UHV transmission line cross-arm side whole string strain insulator departs from and restoration methods
CN106207855A (en) * 2016-08-09 2016-12-07 国网上海市电力公司 A kind of UHV transmission line whole string strain insulator exchange method
CN106253132A (en) * 2016-08-09 2016-12-21 国网上海市电力公司 A kind of whole string strain insulator handling scalable pole and application thereof
CN106410660A (en) * 2016-08-09 2017-02-15 国网上海市电力公司 Whole string tension insulator separation and recovery device at cross arm side of ultra-high voltage transmission line
CN106410661A (en) * 2016-08-09 2017-02-15 国网上海市电力公司 Whole string tension insulator exchange device of ultra-high voltage transmission line

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